Doctor profile · Federal record
Dr. Rebecca Zimmermann, D.O.
Family Medicine Physician (CMS: Family Practice) · Lake Geneva, WI
- NPI 1669788477
- Accepts Medicare
- 16 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
146 E Geneva Sq
Lake Geneva, WI 53147
(262) 249-5000
fax (262) 248-7107 - Additional location
-
2600 Kiley Way
Plymouth, WI 530735020
(920) 449-7000 - Mailing address
-
Po Box 735044
Chicago, IL 606735044
Credentials & registration
- NPI registered
- August 2010 — 16 yrs on file
- Profile last updated
- September 8, 2025
- Year of graduation
- 2010 — 16 yrs since
- Specialty taxonomy
- 207Q00000X — NUCC code
- State license (1)
- Wisconsin #56641-21
- Medicaid
- WI #100023071
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1669788477. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,170
Distinct HCPCS
10
Medicare allowed
$89,675
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 213 | 179 | $121 | |
G0439 |
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 187 | 187 | $121 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 185 | 136 | $84 | |
93793 |
Anticoagulant management of patient taking warfarin | 163 | 86 | $11 | |
85610 |
Blood test, clotting time | 137 | 77 | $4 | |
G0008 |
Administration of influenza virus vaccine | 76 | 76 | $29 | |
90662 |
Influenza vaccine split virus, preservative free | 70 | 70 | $71 | |
99212 |
Established patient office or other outpatient visit, 10-19 minutes | 34 | 30 | $53 | |
90677 |
Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use | 20 | 20 | $283 | |
G0009 |
Administration of pneumococcal vaccine | 20 | 20 | $29 |
In context: peer comparison
Among 5 peers in this city , average services per provider: 148. This provider delivers 7.9× the peer median.Open Payments
Industry payments received
All-time total
$21
Transactions
1
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| PFIZER INC. | 1 | $21.44 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
2,451
Patients
710
Total drug cost
$30,638
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 366 | 110 | $3,811 |
| Levothyroxine Sodium | Generic | 289 | 79 | $4,711 |
| Amlodipine Besylate | Generic | 224 | 68 | $1,932 |
| Losartan Potassium | Generic | 224 | 63 | $2,433 |
| Omeprazole | Generic | 168 | 45 | $2,816 |
| Lisinopril | Generic | 149 | 41 | $1,373 |
| Gabapentin | Generic | 144 | 42 | $2,678 |
| Pantoprazole Sodium | Generic | 135 | 44 | $2,453 |
| Hydrochlorothiazide | Generic | 126 | 44 | $684 |
| Alendronate Sodium | Generic | 124 | 38 | $1,444 |
Hospital affiliations
Frequently asked questions
What is Dr. Rebecca Zimmermann's medical specialty?
Dr. Rebecca Zimmermann practices Family Medicine Physician in Lake Geneva, WI.
Where does Dr. Rebecca Zimmermann practice?
Dr. Rebecca Zimmermann practices at 146 E Geneva Sq, Lake Geneva, WI 53147. Office phone: 2622495000.
What is Dr. Rebecca Zimmermann's NPI?
Dr. Rebecca Zimmermann's National Provider Identifier (NPI) is 1669788477, issued by NPPES.
Does Dr. Rebecca Zimmermann accept Medicare assignment?
Yes. Dr. Rebecca Zimmermann accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Rebecca Zimmermann commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.